<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <style>
    div {
      width: 200px;
      height: 200px;
      background-color: pink;
      padding-left: 5px;
      padding-top: 5px;
      padding-bottom: 5px;
      padding-right: 5px;
      /* 内边距复合写法(简写) */

    }
  </style>
</head>

<body>
  <div>一只猪一只猪一只猪一只猪一只猪</div>
</body>

</html>